Maths - Positive and Negative 1

Descrição

Maths Positive and Negative
Teh Fu Xing
Quiz por Teh Fu Xing, atualizado more than 1 year ago
Teh Fu Xing
Criado por Teh Fu Xing mais de 9 anos atrás
8
0

Resumo de Recurso

Questão 1

Questão
24-37+(-16)-(-25)+(+12)
Responda
  • +8
  • -8
  • 16
  • -16

Questão 2

Questão
小明有5块钱,爸爸给了他18块做奖励,于是他用此钱去买3本各售价RM2.00的笔。后来他再想起欠小华RM12还没还。请问小明剩下多少钱?
Responda
  • 多出RM5
  • 缺少RM5
  • 多出RM10
  • 缺少RM10

Questão 3

Questão
正75减23加负48再减负109。请问应该如何写出方程式?
Responda
  • 75-(-23)+(-48)+109
  • 75-23-48+109
  • (-75)+(-23)-48-(-109)
  • (+75)-(+23)-(-48)-(-109)

Questão 4

Questão
潜水艇在海平线下132米。为了探索海底生物再下沉254米。之后又在上升95米。请问还差多少米就可以到达海面?
Responda
  • 0米
  • 27米
  • 159米
  • 291米

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