Addition and Subtraction Within 100
Fill in the answers to practice addition and subtraction within 100.
60 problems · A4 · 1 page
What’s in this worksheet?
These 60 exercises stay within 100. Addition and subtraction are mixed. Read the sign before deciding whether to combine numbers or find a difference. When a number is close to a multiple of ten, use the round number first and then adjust.
Addition and Subtraction Within 100
Name: ___________Date: ___________Time: ___________
77+18=
7+6=
90−53=
14+18=
1+59=
35−35=
25−2=
5−4=
54+21=
75−12=
52+19=
51−7=
22−12=
80−49=
81+6=
100−23=
15−2=
58−57=
96−82=
36+10=
21+79=
19+63=
97+1=
18−15=
99−6=
25−9=
42+22=
23−13=
27+38=
27+29=
85−61=
83−24=
70+3=
1−1=
81+14=
72−26=
74+18=
33−28=
89+8=
74−20=
70+13=
9+21=
83−8=
71−66=
39−26=
40+30=
95+3=
49−22=
97+2=
15+10=
58+23=
13+38=
20+69=
38−29=
5−2=
13−2=
81−10=
44−3=
99+1=
2+24=