Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 69 − 69 by rounding each number to the nearest 10: ______
- Estimate 69 − 33 by rounding each number to the nearest 10: ______
- Estimate 81 − 56 by rounding each number to the nearest 10: ______
- Estimate 79 − 42 by rounding each number to the nearest 10: ______
- Estimate 59 − 22 by rounding each number to the nearest 10: ______
- Estimate 55 − 71 by rounding each number to the nearest 10: ______
- Estimate 76 − 26 by rounding each number to the nearest 10: ______
- Estimate 28 − 40 by rounding each number to the nearest 10: ______
- Estimate 38 + 69 by rounding each number to the nearest 10: ______
- Estimate 52 − 84 by rounding each number to the nearest 10: ______
- Estimate 53 + 48 by rounding each number to the nearest 10: ______
- Estimate 42 − 69 by rounding each number to the nearest 10: ______
- Estimate 75 + 44 by rounding each number to the nearest 10: ______
- Estimate 35 − 53 by rounding each number to the nearest 10: ______
- Estimate 81 + 29 by rounding each number to the nearest 10: ______
- Estimate 73 − 38 by rounding each number to the nearest 10: ______
- Estimate 73 + 74 by rounding each number to the nearest 10: ______
- Estimate 80 + 39 by rounding each number to the nearest 10: ______
- Estimate 52 − 22 by rounding each number to the nearest 10: ______
- Estimate 60 + 40 by rounding each number to the nearest 10: ______