1. Zamień na dodawanie:
a) -6 -7= -6 + ..........
b) 9 - 4 = 9 + ..........
c) - 16 - (-5) = -16 + .........
d) -21 - 16 = -21 + ..........
2. Zamień odejmowanie na dodawanie i oblicz:
a) 5-7=
b) -3 - 10=
c) 12 - (-2)=
d) -4 - (-12) - 23=
e) 8 - 9 - 14 - (-6)=
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1. Zamień na dodawanie:
a) -6 -7= -6 + (-7)
b) 9 - 4 = 9 + (-4)
c) - 16 - (-5) = -16 + 5
d) -21 - 16 = -21 + (-16)
2. Zamień odejmowanie na dodawanie i oblicz:
a) 5-7= -7 + 5 = -2
b) -3 - 10= -3 + (-10) = -13
c) 12 - (-2)= 12 + 2 = 14
d) -4 - (-12) - 23= -4 + 12 + (-23) = -15
e) 8 - 9 - 14 - (-6)= 8 + (-9) + (-14) + 6 = -9
1. Zamień na dodawanie:
a) -6 -7= -6 + ..(-7)........
b) 9 - 4 = 9 + ....(-4)......
c) - 16 - (-5) = -16 + ......5...
d) -21 - 16 = -21 + ...(-16).......
2. Zamień odejmowanie na dodawanie i oblicz:
a) 5-7= 5 + (-7) = -2
b) -3 - 10= -3 + (-10) = -13
c) 12 - (-2)= 12+2=14
d) -4 - (-12) - 23= -4 +12 +(-23) = -15
e) 8 - 9 - 14 - (-6)=8 + (-9) + (-14) + 6= -9