Subtracting 9 from 2-Digit Numbers

Do your second graders need some more subtraction practice? Look no further. This resource features 25 subtraction problems, all with 2-digit numbers. The format makes it a good quiz or homework activity.

Captivate your class by having them find the value of their names, different zoo animals, musical instruments, etc.,with a mental math lesson plan. Using the coding formula listed, children learn to fluently estimate and...

If ten $10s make $100, then how much money do twenty $10s make? Young bankers find the number of bills required to make base ten amounts in three different word problems.

To develop mental math skills for adding 10s, learners read an example, solve one carefully scaffolded problem, and then complete 6 more independently. Pictures of 10-rods make the connection between sets of 10 and the corresponding...

Six word problems make up this mixed practice activity. Pupils work with money, adding, subtracting, multiplying, and dividing using numbers up to 250. 

Trick young mathematicians into practicing their basic arithmetic with this extensive collection of fun math games. Whether you're teaching addition, subtraction, multiplication, division, place value, or even fractions, there is a...

Strengthen your class's understanding of place value with this series of base-ten flash cards. Including illustrations representing a variety of numbers from 13 to 94, this resource can be used in many different ways...

Developing fluency with basic addition and subtraction is fundamental to the success of all young mathematicians. This four-day lesson series begins with learners using ten-frames and hundreds charts to recognize patterns when adding and...

You do not have to be whole to be important. Individuals watch a video on the importance of rational numbers on the number line. Scholars use their knowledge to rename numbers on the number line as well as place rationals on a number...

With a little practice kids can find the difference when the subtract three-digit from three-digit numbers. This worksheet contains 12 problems that require regrouping.