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Mathematics calculation problems in the fourth grade of primary school
A number divided by 2 equals 18. What's this number?

Three times a number is 72. What's this number?

A number minus 45 and minus 23 equals 12. What's this number?

A number multiplied by 24 equals 144. What's this number?

358 divided by a number equals 52. What's this number?

36 divided by a number equals 3. What's this number?

100 divided by 25?

A number divided by 3 equals 12. What's this number?

A number multiplied by 4 equals 56. What's this number?

A number multiplied by 37 equals 74. What's this number?

86+54=?

56*9=?

23— 19+54=?

89+23+ 12=?

2*3*6/5+45=?

89÷ 100= 0.82+0.08= 73× 1=

0.63× 10= 4÷ 10= 17÷ 1000=

2.0.56+0.4= 1.25× 100= 5.6+99=

100÷25= 1-0.93= 90-0.9=

Third, simple calculation (5 points for each small question *** 25 points)

1.794- 198

2.68×25

3.6756- 193-207

4.72× 125

5.97×360+3×360

Four, the calculation problem (5 points)

428×(3080- 1980)-742

66*5

55+ 16* 1+6

554-522+7*6

655+4 1/3

64-99/9

655+555/5

77+25

655-9*3/4

54*45 1/54

86+54=?

56*9=?

23— 19+54=?

89+23+ 12=?

2*3*6/5+45=? 89÷ 100= 0.82+0.08= 73× 1=

0.63× 10= 4÷ 10= 17÷ 1000=

2.0.56+0.4= 1.25× 100= 5.6+99=

100÷25= 1-0.93= 90-0.9=

5+9-8+9+6-6-8+55-2+9+5=

9+8-7X2=

16+9-5x5=

569+6-7X 12=

33x(3+6+9-5 x2)= 1

123+32 1-26+52=

A number divided by 2 equals 18. What's this number?

Three times a number is 72. What's this number?

A number minus 45 and minus 23 equals 12. What's this number?

A number multiplied by 24 equals 144. What's this number?

358 divided by a number equals 52. What's this number?

36 divided by a number equals 3. What's this number?

100 divided by 25?

A number divided by 3 equals 12. What's this number?

A number multiplied by 4 equals 56. What's this number?

A number multiplied by 37 equals 74. What's this number?

936 1÷38= ?

5680×5966=?

1359- 102 1×569+365= ?