Addition
54+67
121
87-23
64
The math family is 154, 361, and 515. Draw a math mountain.
Whole: 515; Partners: 154, and 361
Using the number sentence, 143-12=131, write an addition story problem.
131+12=143
45+94
139
345+98
443
543-65
478
Your math family is 1,598, 643, and 955. Draw a math mountain.
Whole: 1,598; Partners: 643 and 955
Using the number sentence, 32+67=99, write a subtraction number sentence.
99-67=32 or 99-32=67
133-43
90
543+987
1,530
765-412
353
Your whole is 958, and one partner is 323. Complete the math mountain.
635
Using the number sentence, 436-67=369, write an addition story problem.
Answers vary
1,000-546
454
1,764+543
2,307
1,643-564
1,079
Your whole is 3,453 and one partner is 1,267. Complete the math mountain.
2,186
Using the number sentence, 548+23=571, write a subtraction story problem.
Answers vary
487+326+165=
978
1,567+1,943
3,510
2,789-1,432
1,357
Complete the math mountain:
Partner 1: 454
Partner 2: ?
Whole: 932
478
Whole: 989; Partner 1: 463; Partner 2: 526.
Using this math mountain write an addition or subtraction story problem.
Answers vary
20,000-1,632
18,368