Explainwhat each digit represents in whole numbers and decimals with up totwo places. Also partition, round and order these numbers.
Understandhow to use a calculator.
Count fromany given number in whole number and decimal steps, beyond zero,forwards and backwards. Relate numbers to numberline. 10mins
Use the cards 5A1.1.choose starting No e.g 656. if + card count forwards, if cardthen count backwards. Call stop and count choose new card. Repeatwith opportunities to cross boundaries. Include counting belowzero demo on number line as well as crossing the zero.
Children enter 3.72into calc. check they have all entered correctly by demonstratingon IWB.
What is one tenthmore than the number in display? What do you need to press to adda tenth. What is 1 hundredth less than number on display?
What is 3 tenthsmore..repeat etc.
Repeat with 20.06,0.9, 1.08
LA support fromDT
Positioningdecimals on a number line.
Explain ch. going toidentify decimal numbers hidden between whole numbers on numberline. 0 10 point half way ask ch to identify and explain whatnumber it is. Draw in markers for whole numbers. Fill in numbersasking children how they know which number goes where.
Point to spot in themiddle of 7 and 8. more than 7 and less than 8. What number ishalf way between 7 and 8 where is it?
Show zoom in 7 8number line with 1/10th demarcated. Ask ch. to write inthe numbers. What numbers are three tenths more than 7.1 etc 4tenths less than 7.8 etc. Ask the ch. to complete worksheetdecimal addition using a number line
Addition of numbersto 1 decimal place.
Extension HAchildren 2 decimal places.
LA childrensupported by RS
DT to observe JBspringboard session.
Decimals to 2places.
Zoom in 7.0 7.1with hundreds demarcated children count on and fill in numbers.Ask questions such as 7.03
+ 0.4 =
Repeat with crossing8.0 boundary.
Children can add 2numbers to 1 decimal place. Using the numberline method.
More able childrenwill be able to add 2 numbers to 2 decimal places.