Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 82 − 78 by rounding each number to the nearest 10: ______
- Estimate 80 + 81 by rounding each number to the nearest 10: ______
- Estimate 22 − 47 by rounding each number to the nearest 10: ______
- Estimate 52 + 45 by rounding each number to the nearest 10: ______
- Estimate 37 − 22 by rounding each number to the nearest 10: ______
- Estimate 59 − 29 by rounding each number to the nearest 10: ______
- Estimate 36 + 23 by rounding each number to the nearest 10: ______
- Estimate 86 − 24 by rounding each number to the nearest 10: ______
- Estimate 75 − 24 by rounding each number to the nearest 10: ______
- Estimate 22 − 80 by rounding each number to the nearest 10: ______
- Estimate 86 − 29 by rounding each number to the nearest 10: ______
- Estimate 74 + 25 by rounding each number to the nearest 10: ______
- Estimate 45 − 63 by rounding each number to the nearest 10: ______
- Estimate 35 − 36 by rounding each number to the nearest 10: ______
- Estimate 74 − 22 by rounding each number to the nearest 10: ______
- Estimate 38 + 57 by rounding each number to the nearest 10: ______
- Estimate 42 − 88 by rounding each number to the nearest 10: ______
- Estimate 39 + 83 by rounding each number to the nearest 10: ______
- Estimate 24 + 23 by rounding each number to the nearest 10: ______
- Estimate 43 + 42 by rounding each number to the nearest 10: ______