Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 55 + 86 by rounding each number to the nearest 10: ______
- Estimate 79 + 50 by rounding each number to the nearest 10: ______
- Estimate 51 + 53 by rounding each number to the nearest 10: ______
- Estimate 63 − 24 by rounding each number to the nearest 10: ______
- Estimate 83 + 56 by rounding each number to the nearest 10: ______
- Estimate 34 − 47 by rounding each number to the nearest 10: ______
- Estimate 74 − 51 by rounding each number to the nearest 10: ______
- Estimate 27 − 24 by rounding each number to the nearest 10: ______
- Estimate 48 − 29 by rounding each number to the nearest 10: ______
- Estimate 29 + 39 by rounding each number to the nearest 10: ______
- Estimate 68 + 71 by rounding each number to the nearest 10: ______
- Estimate 29 − 41 by rounding each number to the nearest 10: ______
- Estimate 57 − 53 by rounding each number to the nearest 10: ______
- Estimate 36 + 31 by rounding each number to the nearest 10: ______
- Estimate 55 + 38 by rounding each number to the nearest 10: ______
- Estimate 21 − 27 by rounding each number to the nearest 10: ______
- Estimate 47 − 31 by rounding each number to the nearest 10: ______
- Estimate 56 − 73 by rounding each number to the nearest 10: ______
- Estimate 70 − 40 by rounding each number to the nearest 10: ______
- Estimate 39 − 35 by rounding each number to the nearest 10: ______