Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 26 + 25 by rounding each number to the nearest 10: ______
- Estimate 45 + 43 by rounding each number to the nearest 10: ______
- Estimate 24 + 68 by rounding each number to the nearest 10: ______
- Estimate 71 − 47 by rounding each number to the nearest 10: ______
- Estimate 86 − 72 by rounding each number to the nearest 10: ______
- Estimate 63 + 38 by rounding each number to the nearest 10: ______
- Estimate 27 − 41 by rounding each number to the nearest 10: ______
- Estimate 47 + 29 by rounding each number to the nearest 10: ______
- Estimate 53 − 89 by rounding each number to the nearest 10: ______
- Estimate 27 + 63 by rounding each number to the nearest 10: ______
- Estimate 85 + 39 by rounding each number to the nearest 10: ______
- Estimate 83 + 88 by rounding each number to the nearest 10: ______
- Estimate 50 − 32 by rounding each number to the nearest 10: ______
- Estimate 33 + 55 by rounding each number to the nearest 10: ______
- Estimate 79 + 37 by rounding each number to the nearest 10: ______
- Estimate 74 + 52 by rounding each number to the nearest 10: ______
- Estimate 35 + 54 by rounding each number to the nearest 10: ______
- Estimate 75 + 41 by rounding each number to the nearest 10: ______
- Estimate 40 − 34 by rounding each number to the nearest 10: ______
- Estimate 37 − 35 by rounding each number to the nearest 10: ______