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 39 + 53 by rounding each number to the nearest 10: ______
- Estimate 84 + 34 by rounding each number to the nearest 10: ______
- Estimate 21 + 24 by rounding each number to the nearest 10: ______
- Estimate 24 − 52 by rounding each number to the nearest 10: ______
- Estimate 43 − 33 by rounding each number to the nearest 10: ______
- Estimate 75 + 45 by rounding each number to the nearest 10: ______
- Estimate 59 − 74 by rounding each number to the nearest 10: ______
- Estimate 36 − 55 by rounding each number to the nearest 10: ______
- Estimate 69 − 73 by rounding each number to the nearest 10: ______
- Estimate 29 + 42 by rounding each number to the nearest 10: ______
- Estimate 61 − 76 by rounding each number to the nearest 10: ______
- Estimate 52 − 46 by rounding each number to the nearest 10: ______
- Estimate 89 − 73 by rounding each number to the nearest 10: ______
- Estimate 58 + 28 by rounding each number to the nearest 10: ______
- Estimate 83 − 72 by rounding each number to the nearest 10: ______
- Estimate 57 + 86 by rounding each number to the nearest 10: ______
- Estimate 47 + 42 by rounding each number to the nearest 10: ______
- Estimate 31 − 24 by rounding each number to the nearest 10: ______
- Estimate 25 + 61 by rounding each number to the nearest 10: ______