Subtraction Within 50: Missing Numbers and Equation Balance
Find missing numbers inside expressions, then make both sides of equations equal. To find the missing number being subtracted, subtract the known difference from the starting number.
30 problems · A4 · 1 page
What’s in this worksheet?
These 30 problems use numbers within 50. Find missing numbers inside expressions, then make both sides of equations equal. To find the missing number being subtracted, subtract the known difference from the starting number. Try 35 − 19 = □ − 18.
Subtraction Within 50: Missing Numbers and Equation Balance
Name: ___________Date: ___________Time: ___________
−18=8
−7=0
47−=8
33−=11
−1=6
45−=10
49−=29
−37=5
−1=1
−14=5
−12=11
36−=20
−24=15
7−=5
24−=20
46−24=−5
38−7=−10
29−15=39−
45−=47−13
−37=9−7
33−7=−6
−19=40−10
41−34=31−
−3=49−18
15−=32−24
23−=31−16
49−5=−2
−4=49−14
44−4=49−
40−18=47−