Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 35 + 47 by rounding each number to the nearest 10: ______
- Estimate 40 + 55 by rounding each number to the nearest 10: ______
- Estimate 73 − 21 by rounding each number to the nearest 10: ______
- Estimate 25 − 37 by rounding each number to the nearest 10: ______
- Estimate 59 + 55 by rounding each number to the nearest 10: ______
- Estimate 76 − 37 by rounding each number to the nearest 10: ______
- Estimate 51 + 61 by rounding each number to the nearest 10: ______
- Estimate 28 − 25 by rounding each number to the nearest 10: ______
- Estimate 79 − 52 by rounding each number to the nearest 10: ______
- Estimate 37 + 71 by rounding each number to the nearest 10: ______
- Estimate 36 − 52 by rounding each number to the nearest 10: ______
- Estimate 29 + 86 by rounding each number to the nearest 10: ______
- Estimate 73 + 54 by rounding each number to the nearest 10: ______
- Estimate 29 + 39 by rounding each number to the nearest 10: ______
- Estimate 24 − 73 by rounding each number to the nearest 10: ______
- Estimate 73 + 40 by rounding each number to the nearest 10: ______
- Estimate 80 − 24 by rounding each number to the nearest 10: ______
- Estimate 52 − 71 by rounding each number to the nearest 10: ______
- Estimate 87 + 30 by rounding each number to the nearest 10: ______
- Estimate 89 − 80 by rounding each number to the nearest 10: ______