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FISA DE LUCRU
FISA DE LUCRU 1. Calculeaz6 x 7 =
8 x 6 =
9 x __ = 54 2 x 4 x 5 =
5 x 9 =
7 x 6= __ x 9 = 45
2 x 5 x 7 =
3 x 5 = 10 x 7 = 10 x __ = 80
1 x 7 x 8 =
9 x 8 =
8 x 1 =
__ x 7 = 63 3 x 3 x 8 =
9 x 6 = 9 x 5 = __ x 9 = 81
4 x 2 x 9 =
8 x 7 =
6 x 7 =
__ x 8 = 56
2 x 3 x 9 =
2. Calculeaz:3 x 2 x 4 =
3 x 5 + = 18
54 = 2 x 3 x
4 x 2 x 5 =
5 x 7 + = 40
27 = 3 x 3 x
2 x 3 x 5 =
9 x 4 - = 30
36 = 2 x 3 x
5 x 2 x 4 =
9 x 3 + ... = 36
18 = 3 x 2 x..
3. Completeaz:
4. Afl:
a) triplul numrului 8: ...........................................................
b) numrul de 7 ori mai mare dect 6: ..........................................................
c) dublul numrului 9 :
............................................................
d) numrul de 6 ori mai mare dect produsul numerelor 2 i 5 : ....................................................... .........................................................
e) produsul dintre suma i diferena numerelor 7 i 3:
.................................... ......................................... ..............................
5. Compar produsele:
6 x 7 ( 4 x 7 7 x 1 ( 1 x 9 6 x 7 ( 6 x 9 10 x 5 ( 8 x 5
7 x 4 ( 5 x 9 6 x 6 ( 5 x 8 0 x 7 ( 1 x 7 4 x 7 ( 7 x 5
6. Completeaza67787
b8954 8
a + b15131514
a x b3624
x x
x
... x
36
18
16
x x
x
... x