1. Math problems in the fourth grade of primary school
25× 17×4= (25× 125)×(8×4)=
38× 125×8×3=
5×289×2=
125×5×8×2=
9×8× 125=
43×25×4=
125×50×2=
42× 125×8=
60×25×4=
125×5×8=
25× 17×4=
37×8× 125=
125×32
24× 125
125×56
125×72
125× 16
48× 125
125×64
2. Math problems in the fourth grade of primary school
48+25+ 175 578+ 143+22+57
128+89+72
357+288+ 143
129+235+ 17 1+ 165
378+527+73
167+289+33
58+39+42+6 1
75+34+ 125+366
125+75+320
153+38+ 162
163+32+ 137+268
158+395+ 105
822+ 197+78
25× 125×32=
( 15×25)×4=
38×25×4=
35×2×5=
(60×25)×4=
3. Math problems in the fourth grade of primary school
336÷2 1 858÷39
9 18÷27
888÷37
645÷32
432÷46
966÷23
73 1÷79
980÷28
828÷36
689÷34
6 18÷88
372÷45
294÷29
328÷42
395÷56
765÷74
840÷35
630÷3 1
96 1÷ 19
4. Math problems in the fourth grade of primary school
135×45 108×25
54×3 12
47×2 10
138×54
126×89
203×32
3 12×25
437×28
82×403
208×24
36× 137
406×23
460×23
305×56
624×78
6×589
353×56
45×240
5. Math problems in the fourth grade of primary school
(6.4+3.6)×6.99= 25× 12=
4.006× 100=
1.6×0. 125=
( 100–99.9)×6.5=
100-80.9=
3.2× 1.25=
1.6× 1.6=
12.5×80=
380+320=
56×78×0=
25× 14-25× 10=
120÷5÷4=
1000÷ 125=
90×70=
132-65-35=
157+ 102=
1. 1-0.0 1=