Seudónimo Seudónimo
  • 23-02-2016
  • Mathematics
contestada

break apart ones to make a ten then add and write a sum 23+9

Respuesta :

apologiabiology
apologiabiology apologiabiology
  • 23-02-2016
ok so

you can make a 10 with the 9

23+9=20+3+9=20+2+1+9=20+2+10=20+10+2=30+2=32
Answer Link

Otras preguntas

My grandfather, who lost his short-term memory sometime during the first Eisenhower Administration, calls me into his study because he wants to tell me the stor
In the paragraph in the figure above, the word key is used in three different ways. “One key on the piano in the parlor was missing.” In this sentence, the word
Which set of numbers could represent the lengths of the sides of a right triangle? a.)8, sqrt57, 11 b.)6, sqrt7, 13 c.)4, sqrt31, 9 d.)11, sqrt42, 13
in the early 1600's, what or who kept many people from leaving France
what do I have?what do I need? what should I use?
What is the function of the noun clause in this sentence? How to calm herself down was Kam's most urgent question. Question 10 options: subject appos
What reactant needed for photosynthesis is a product of cellular respiration
what is 9+10a. 21B.10x.9e. this is a joke
Which area of the world was hardest hit by AIDS? 1Asia 2Europe 3North America 4Sub-Saharan Africa
If the switch for the light bulb is in the on position, which of the following would be true about the circuit below? a. it is an open circuit b. the wire will