N U M E R A C Y N I N J A S . O R G © 2 0 1 5 N U M E R A C Y N I N J A S . A L L R I G H T S R E S E R V E D

Adding 10 To A Number Mental Strategies Complete the daily exercises to focus on improving this skill.

Day 1 Q Question Answer 1 10 + 114 2 794 + 10 3 637 + 10 4 561 + 10 5 10 + 872 6 10 + 825 7 370 + 10 8 10 + 288 9 10 + 433 10 235 + 10  Day 3 Q Question Answer 1 10 + 95 2 723 + 10 3 10 + 679 4 10 + 569 5 10 + 517 6 10 + 112 7 10 + 274 8 209 + 10 9 10 + 372 10 370 + 10  

Day 2 Q Question Answer 1 10 + 126 2 830 + 10 3 10 + 77 4 232 + 10 5 10 + 146 6 10 + 917 7 10 + 9 8 10 + 126 9 10 + 729 10 10 + 435  Day 4 Q Question Answer 1 10 + 458 2 10 + 754 3 665 + 10 4 10 + 591 5 10 + 298 6 255 + 10 7 890 + 10 8 10 + 816 9 10 + 615 10 279 + 10  

 

N U M E R A C Y N I N J A S . O R G © 2 0 1 5 N U M E R A C Y N I N J A S . A L L R I G H T S R E S E R V E D

Adding 10 To A Number Mental Strategies Complete the daily exercises to focus on improving this skill.

Day 5 Q Question Answer 1 13 + 10 2 10 + 296 3 975 + 10 4 375 + 10 5 10 + 988 6 10 + 832 7 10 + 253 8 34 + 10 9 10 + 908 10 10 + 920  Day 7 Q Question Answer 1 10 + 961 2 168 + 10 3 454 + 10 4 836 + 10 5 10 + 854 6 934 + 10 7 10 + 317 8 10 + 691 9 822 + 10 10 10 + 309  

Day 6 Q Question Answer 1 10 + 353 2 10 + 801 3 10 + 845 4 907 + 10 5 10 + 677 6 10 + 253 7 10 + 323 8 10 + 342 9 687 + 10 10 10 + 950  Day 8 Q Question Answer 1 10 + 141 2 10 + 410 3 10 + 930 4 902 + 10 5 59 + 10 6 176 + 10 7 10 + 571 8 336 + 10 9 10 + 681 10 10 + 934  

   

N U M E R A C Y N I N J A S . O R G © 2 0 1 5 N U M E R A C Y N I N J A S . A L L R I G H T S R E S E R V E D

Adding 10 To A Number Mental Strategies Complete the daily exercises to focus on improving this skill.

Day 9 Q Question Answer 1 10 + 134 2 587 + 10 3 974 + 10 4 151 + 10 5 10 + 822 6 10 + 886 7 524 + 10 8 10 + 599 9 10 + 637 10 10 + 980    

Day 10 Q Question Answer 1 3 + 10 2 10 + 994 3 10 + 538 4 968 + 10 5 10 + 743 6 10 + 185 7 10 + 743 8 389 + 10 9 10 + 805 10 386 + 10    

N U M E R A C Y N I N J A S . O R G © 2 0 1 5 N U M E R A C Y N I N J A S . A L L R I G H T S R E S E R V E D

Adding 10 To A Number Mental Strategies Complete the daily exercises to focus on improving this skill.

Day 1 Q Question Answer 1 10 + 114 124 2 794 + 10 804 3 637 + 10 647 4 561 + 10 571 5 10 + 872 882 6 10 + 825 835 7 370 + 10 380 8 10 + 288 298 9 10 + 433 443 10 235 + 10 245  Day 3 Q Question Answer 1 10 + 95 105 2 723 + 10 733 3 10 + 679 689 4 10 + 569 579 5 10 + 517 527 6 10 + 112 122 7 10 + 274 284 8 209 + 10 219 9 10 + 372 382 10 370 + 10 380  

Day 2 Q Question Answer 1 10 + 126 136 2 830 + 10 840 3 10 + 77 87 4 232 + 10 242 5 10 + 146 156 6 10 + 917 927 7 10 + 9 19 8 10 + 126 136 9 10 + 729 739 10 10 + 435 445  Day 4 Q Question Answer 1 10 + 458 468 2 10 + 754 764 3 665 + 10 675 4 10 + 591 601 5 10 + 298 308 6 255 + 10 265 7 890 + 10 900 8 10 + 816 826 9 10 + 615 625 10 279 + 10 289  

N U M E R A C Y N I N J A S . O R G © 2 0 1 5 N U M E R A C Y N I N J A S . A L L R I G H T S R E S E R V E D

Adding 10 To A Number Mental Strategies Complete the daily exercises to focus on improving this skill.

Day 5 Q Question Answer 1 13 + 10 23 2 10 + 296 306 3 975 + 10 985 4 375 + 10 385 5 10 + 988 998 6 10 + 832 842 7 10 + 253 263 8 34 + 10 44 9 10 + 908 918 10 10 + 920 930  Day 7 Q Question Answer 1 10 + 961 971 2 168 + 10 178 3 454 + 10 464 4 836 + 10 846 5 10 + 854 864 6 934 + 10 944 7 10 + 317 327 8 10 + 691 701 9 822 + 10 832 10 10 + 309 319  

Day 6 Q Question Answer 1 10 + 353 363 2 10 + 801 811 3 10 + 845 855 4 907 + 10 917 5 10 + 677 687 6 10 + 253 263 7 10 + 323 333 8 10 + 342 352 9 687 + 10 697 10 10 + 950 960  Day 8 Q Question Answer 1 10 + 141 151 2 10 + 410 420 3 10 + 930 940 4 902 + 10 912 5 59 + 10 69 6 176 + 10 186 7 10 + 571 581 8 336 + 10 346 9 10 + 681 691 10 10 + 934 944  

       

N U M E R A C Y N I N J A S . O R G © 2 0 1 5 N U M E R A C Y N I N J A S . A L L R I G H T S R E S E R V E D

Adding 10 To A Number Mental Strategies Complete the daily exercises to focus on improving this skill.

Day 9 Q Question Answer 1 10 + 134 144 2 587 + 10 597 3 974 + 10 984 4 151 + 10 161 5 10 + 822 832 6 10 + 886 896 7 524 + 10 534 8 10 + 599 609 9 10 + 637 647 10 10 + 980 990    

Day 10 Q Question Answer 1 3 + 10 13 2 10 + 994 1004 3 10 + 538 548 4 968 + 10 978 5 10 + 743 753 6 10 + 185 195 7 10 + 743 753 8 389 + 10 399 9 10 + 805 815 10 386 + 10 396