Timtpltu
Timtpltu Timtpltu
  • 23-02-2017
  • Mathematics
contestada

how to use mental strategy to add and subtract

Respuesta :

Аноним Аноним
  • 23-02-2017
I use my fingers and calculator but if u form a number line in ur head it can work
Answer Link

Otras preguntas

How many continents are there in the world?​
In this truss bridge, AAOB ABDC. AO=5 meters, BD=10 meters, AB=5 meters. What is the length of BC? A. 5 m B. 8 m C. 10 m D. 15 m
Quadrilaterals STUV and ABCD are congruent. The side length of each square on the grid is 1 unit. A. only sequence a B. only sequence b C. both D. neither _____
7b please make the graph look nice and neat and easy to read.
Look at these pictures and write a story in your notebook. ​
Graphical and cartographic (map) representation of Khadi across the states
If the geometric mean of a and 28 is 16 sqrt 7 find a
explain why in the morning plant leaves are moisten​
Solve for b. 7 b 12 b= ✓ [?] Pythagorean Theorem: a2 + b2 = c2 Enter
find the value of trigonometric ratio​